./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 23:41:28,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 23:41:28,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 23:41:28,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 23:41:28,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 23:41:28,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 23:41:28,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 23:41:28,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 23:41:28,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 23:41:28,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 23:41:28,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 23:41:28,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 23:41:28,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 23:41:28,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 23:41:28,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 23:41:28,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 23:41:28,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 23:41:28,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 23:41:28,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 23:41:28,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 23:41:28,289 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 23:41:28,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 23:41:28,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 23:41:28,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 23:41:28,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 23:41:28,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 23:41:28,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 23:41:28,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 23:41:28,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 23:41:28,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 23:41:28,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 23:41:28,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 23:41:28,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 23:41:28,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 23:41:28,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 23:41:28,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 23:41:28,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 23:41:28,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 23:41:28,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 23:41:28,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 23:41:28,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 23:41:28,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 23:41:28,324 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-21 23:41:28,355 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 23:41:28,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 23:41:28,356 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 23:41:28,356 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 23:41:28,356 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 23:41:28,357 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 23:41:28,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 23:41:28,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 23:41:28,358 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 23:41:28,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 23:41:28,359 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 23:41:28,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 23:41:28,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 23:41:28,360 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 23:41:28,360 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 23:41:28,360 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 23:41:28,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 23:41:28,360 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 23:41:28,361 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 23:41:28,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 23:41:28,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 23:41:28,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 23:41:28,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 23:41:28,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 23:41:28,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 23:41:28,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 23:41:28,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 23:41:28,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2022-07-21 23:41:28,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 23:41:28,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 23:41:28,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 23:41:28,691 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 23:41:28,692 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 23:41:28,693 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-21 23:41:28,764 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4183aed4a/0dabfc4853e54c5c8dde28938abcc0d5/FLAG3ca36873d [2022-07-21 23:41:29,407 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 23:41:29,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-21 23:41:29,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4183aed4a/0dabfc4853e54c5c8dde28938abcc0d5/FLAG3ca36873d [2022-07-21 23:41:29,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4183aed4a/0dabfc4853e54c5c8dde28938abcc0d5 [2022-07-21 23:41:29,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 23:41:29,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 23:41:29,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 23:41:29,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 23:41:29,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 23:41:29,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:29" (1/1) ... [2022-07-21 23:41:29,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a6ab3a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:41:29, skipping insertion in model container [2022-07-21 23:41:29,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:29" (1/1) ... [2022-07-21 23:41:29,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 23:41:29,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 23:41:31,224 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-07-21 23:41:31,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b6242ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:41:31, skipping insertion in model container [2022-07-21 23:41:31,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 23:41:31,226 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 23:41:31,228 INFO L158 Benchmark]: Toolchain (without parser) took 1607.89ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 27.8MB in the beginning and 33.5MB in the end (delta: -5.8MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-07-21 23:41:31,228 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 36.3MB in the beginning and 36.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 23:41:31,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1604.26ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 27.6MB in the beginning and 33.5MB in the end (delta: -5.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-07-21 23:41:31,230 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 36.3MB in the beginning and 36.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1604.26ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 27.6MB in the beginning and 33.5MB in the end (delta: -5.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 23:41:32,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 23:41:32,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 23:41:32,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 23:41:32,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 23:41:32,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 23:41:32,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 23:41:32,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 23:41:32,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 23:41:32,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 23:41:32,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 23:41:32,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 23:41:32,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 23:41:32,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 23:41:32,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 23:41:32,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 23:41:32,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 23:41:32,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 23:41:32,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 23:41:32,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 23:41:32,999 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 23:41:33,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 23:41:33,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 23:41:33,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 23:41:33,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 23:41:33,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 23:41:33,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 23:41:33,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 23:41:33,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 23:41:33,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 23:41:33,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 23:41:33,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 23:41:33,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 23:41:33,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 23:41:33,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 23:41:33,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 23:41:33,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 23:41:33,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 23:41:33,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 23:41:33,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 23:41:33,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 23:41:33,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 23:41:33,023 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-21 23:41:33,044 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 23:41:33,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 23:41:33,045 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 23:41:33,045 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 23:41:33,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 23:41:33,046 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 23:41:33,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 23:41:33,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 23:41:33,047 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 23:41:33,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 23:41:33,047 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 23:41:33,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 23:41:33,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 23:41:33,048 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 23:41:33,048 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 23:41:33,048 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 23:41:33,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 23:41:33,049 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 23:41:33,049 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 23:41:33,049 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 23:41:33,049 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 23:41:33,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 23:41:33,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 23:41:33,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 23:41:33,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 23:41:33,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 23:41:33,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 23:41:33,051 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 23:41:33,051 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 23:41:33,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 23:41:33,052 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2022-07-21 23:41:33,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 23:41:33,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 23:41:33,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 23:41:33,416 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 23:41:33,418 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 23:41:33,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-21 23:41:33,483 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8be3d2011/630e45152bb94b3ca812aaf02c16d05a/FLAGf1127a1b1 [2022-07-21 23:41:34,179 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 23:41:34,179 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-21 23:41:34,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8be3d2011/630e45152bb94b3ca812aaf02c16d05a/FLAGf1127a1b1 [2022-07-21 23:41:34,458 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8be3d2011/630e45152bb94b3ca812aaf02c16d05a [2022-07-21 23:41:34,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 23:41:34,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 23:41:34,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 23:41:34,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 23:41:34,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 23:41:34,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:34" (1/1) ... [2022-07-21 23:41:34,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37b8c1ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:41:34, skipping insertion in model container [2022-07-21 23:41:34,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:34" (1/1) ... [2022-07-21 23:41:34,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 23:41:34,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 23:41:35,537 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-07-21 23:41:35,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3323701a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:41:35, skipping insertion in model container [2022-07-21 23:41:35,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 23:41:35,540 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 23:41:35,542 INFO L158 Benchmark]: Toolchain (without parser) took 1079.15ms. Allocated memory was 48.2MB in the beginning and 67.1MB in the end (delta: 18.9MB). Free memory was 30.2MB in the beginning and 32.6MB in the end (delta: -2.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-07-21 23:41:35,544 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 48.2MB. Free memory is still 29.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 23:41:35,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1077.18ms. Allocated memory was 48.2MB in the beginning and 67.1MB in the end (delta: 18.9MB). Free memory was 30.1MB in the beginning and 32.6MB in the end (delta: -2.5MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-07-21 23:41:35,547 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 48.2MB. Free memory is still 29.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1077.18ms. Allocated memory was 48.2MB in the beginning and 67.1MB in the end (delta: 18.9MB). Free memory was 30.1MB in the beginning and 32.6MB in the end (delta: -2.5MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN